# Used 1 2 11 11 15 15 if f and g are the functions

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Used 1 2 1/1 1/1 1/5 1/5 If f and g are the functions whose graphs are shown, let u ( x ) = f ( x ) g ( x ) and v ( x ) = f ( x )/ g (a) Find u '(1). 10 (b) Find v '(5). ( x ). Practice Another Version
2-2/3 0 Viewing Saved Work Revert to Last Response 28. 2/2 points | Previous Answers SCalcET7 3.2.054. My Notes Question Part Points Submissions Used 1 2 1/1 1/1 2/5 4/5 Find equations of the tangent lines to the curve y = x x + that are parallel to the line x 2 y = 4 y = $$12· x −12 (smaller y -intercept) y =$$12·( x +3)+2 (larger y -intercept) 1 1 . 0 Viewing Saved Work Revert to Last Response 29. 3/3 points | Previous Answers My Notes Question Part Practice Another Version
Points Submissions Used 1/1 1/1 1/1 1/5 3/5 3/5 Total 3/3 In this problem, consider the curve y=f(x)= 1 1 + √ x . (a) The derivative function f ' (x) = −12· x −(12)1+2· x (12)+ x (b) Find the point P=(a,f(a)) on the graph where the tangent line at P has y -intercept 1/2:
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